codex.host - dns.ninja
codex.host
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.50.238Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.213.219🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | alec.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b3b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alec.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c13b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | alec.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:213b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | alec.ns.cloudflare.com | ||||||
| A | 108.162.193.59🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alec.ns.cloudflare.com | ||||||
| A | 172.64.33.59🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alec.ns.cloudflare.com | ||||||
| A | 173.245.59.59🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alec.ns.cloudflare.com | ||||||
| NS | gabriella.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2686🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gabriella.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c286🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | gabriella.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2286🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | gabriella.ns.cloudflare.com | ||||||
| A | 108.162.194.134🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gabriella.ns.cloudflare.com | ||||||
| A | 162.159.38.134Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gabriella.ns.cloudflare.com | ||||||
| A | 172.64.34.134🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gabriella.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.50.238, 172.67.213.219 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com | ||||||
| SOA | alec.ns.cloudflare.comdns@cloudflare.com serial=2405986526 | ||||||
host
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1780557811 | ||||||
Subdomains
mail.codex.host |
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
●NSalec.ns.cloudflare.com2026-03-07 → 2026-06-04 · 3 obs
● 2026-03-07 21:51:40
● 2026-06-04 07:50:10
●NSgabriella.ns.cloudflare.com2026-03-07 → 2026-06-04 · 3 obs
● 2026-03-07 21:51:40
● 2026-06-04 07:50:10
○NSns1.memset.com2016-12-13 → 2016-12-13 · 3 obs
○ 2017-09-04 23:30:00
○ 2026-06-04 07:50:10
○NSns2.memset.com2016-12-13 → 2016-12-13 · 3 obs
○ 2017-09-04 23:30:00
○ 2026-06-04 07:50:10
○NSns3.memset.com2016-12-13 → 2016-12-13 · 3 obs
○ 2017-09-04 23:30:00
○ 2026-06-04 07:50:10
○MXmail.codex.host2016-12-13 → 2016-12-13 · 3 obs
○ 2017-09-04 23:30:00
○ 2026-06-04 07:50:10
●A104.21.50.2382026-03-07 → 2026-06-04 · 5 obs
● 2026-05-18 17:32:10
○ 2026-05-21 23:33:46
● 2026-05-27 11:02:32
● 2026-06-04 07:50:10
●A172.67.213.2192026-03-07 → 2026-06-04 · 5 obs
● 2026-05-18 17:32:10
○ 2026-05-21 23:33:46
● 2026-05-27 11:02:32
● 2026-06-04 07:50:10
○A188.114.96.02026-05-21 → 2026-05-21 · 5 obs
○ 2026-05-18 17:32:10
● 2026-05-21 23:33:46
○ 2026-05-27 11:02:32
○ 2026-06-04 07:50:10
○A188.114.97.02026-05-21 → 2026-05-21 · 5 obs
○ 2026-05-18 17:32:10
● 2026-05-21 23:33:46
○ 2026-05-27 11:02:32
○ 2026-06-04 07:50:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| host | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| codex.host | gabriella.ns.cloudflare.com, alec.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.134
NS records: gabriella.ns.cloudflare.com, alec.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codex.host (unsigned zone)
⏱️ Timing
Total: 448ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.213.219, 104.21.50.238 |
| NS | 2 | alec.ns.cloudflare.com, gabriella.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | alec.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)
Analysis
Hierarchy
The domain mail.codex.host falls under the parent codex.host.
IP Addresses
codex.host points to two IP numbers: 104.21.50.238 and 172.67.213.219.
Additional host names — bestsci.cn, apexqualitycoatings.com, mail.nag-champa.de and two others — share IP numbers with codex.host.
Name Servers
codex.host has two authoritative name servers — alec.ns.cloudflare.com and gabriella.ns.cloudflare.com.
codex.host shares its name server setup with other domains, including acare-hu.eu, liderone.eu, thehouseofdentistry.com and two others.
At least some of codex.host's name servers are shared with other domains, for example artikel.tr, fmarier.org, jetyna.icu and two more.
Host names with 6 IP numbers:
alec.ns.cloudflare.com directs to 108.162.193.59, 172.64.33.59, 173.245.59.59 and three others.
gabriella.ns.cloudflare.com directs to 108.162.194.134, 162.159.38.134, 172.64.34.134 and three others.